Singletrack, dirt roads, city parks, even the most remote backcountry trails – are you roaming or racing? Search A GRX is ready for your next adventure with modern gravel geo, a lightweight aluminum frame, carbon fork with adventure mounts, Shimano GRX 2x12 drivetrain, tire clearance up to 50c, and full-coverage fender, toptube bag, and water bottle mounts.